euphemism
A softer word used instead of a harsher or ruder one.
A euphemism is a mild or indirect word or phrase used in place of one that might sound too harsh, direct, or uncomfortable. When someone says a person has “passed away” instead of “died,” or that they need to “use the restroom” instead of going to the bathroom, they're using euphemisms to make difficult or awkward topics easier to discuss.
People use euphemisms for many reasons. Sometimes they want to be polite or spare someone's feelings. A teacher might say a student “needs improvement” rather than “is failing.” Other times, euphemisms help us talk about uncomfortable subjects: saying someone was “let go” instead of “fired,” or calling something “pre-owned” instead of “used.”
Euphemisms can be helpful when they show kindness and tact. But they can also hide the truth or make important things sound less serious than they are. When a company announces “workforce reductions,” the euphemism masks the reality that people are losing their jobs. When politicians talk about “collateral damage,” they're using a euphemism to avoid saying that innocent people were harmed.
Understanding euphemisms helps you recognize when people are softening their language, and thinking about why someone chooses a particular euphemism can reveal a lot about what they're really trying to say.